Otto English, author of Fake History and Fake Heroes, and former head of research for the hit BBC quiz show QI and cohost of the podcast Backlisted, publisher John Mitchinson, pit their wits against AI Jo (played by the BAFTA award-winning actor Joanna Scanlan) in a quest to separate fact from fiction, and truth from myth and urban legend in a quest to find the holy grail of 'Utter Bollocks'